import urllib.request
import urllib.parse
import json

# 使用handler来访问百度，获取网页元源码
url = "http://www.baidu.com"
headers = {
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.107 Safari/537.36'
}

request = urllib.request.Request(url=url, headers=headers)

# 1、获取handler对象
handler = urllib.request.HTTPHandler()
# 2、获取opener对象
opener = urllib.request.build_opener(handler)
# 3、调用open方法
response = opener.open(request)

content = response.read().decode("utf-8")
print(content)

